During the Precambrian period, the Earth's crust formed, and life_____in the seas. *10 poinfirst appearedthe first to appearthe first appearanceapprearing first

(Q004) Which geologic time interval saw the first continents, the first life, and possibly the first plates?Group of answer choicesHadeanPhanerozoicProterozoicArchean

Which one of the following begins with the formation of the Earth?Group of answer choicesAbajozoicCenozoicCryptozoicMesozoicPaleozoicPhanerozoicPrecambrianProterozoic

Where did life first form?*1 pointIn the vents of volcanoesIn the hydrothermal vents in the bottom of the oceanIn the warming top layer of the oceanOn land

In grade 10 you have studied the rock cycle, you think the first rock cycle began when A- The first igneous rock was formed B- The first gases were formed C- The first rain was fallen D- The first meteorite was fallen

It was in the primitive oceans that life began almost ___________ billion years back.A 1 B 3.5 C 2.5 D 6